.tooltip{
    width: 200px; color:#000;
    font: lighter 12px/1.1 Arial,sans-serif;
    text-decoration: none;
    text-align: justify;
}

.tooltip span.top{
    padding: 30px 8px 10px 8px;
    background: url('../img/bt.gif') no-repeat top;
    font-size: 14px;
}

.tooltip b.bottom{
    padding:3px auto 15px auto;
    line-height:2;
    color: #548912;
    background: url('../img/bt.gif') no-repeat left bottom;
    text-align:center;
}